Phone Car Mount, Yookat Universal Smartphone Car Air Vent Mount Holder Cradle with A Quick Release Button for iPhone 6 6+ 6S 6S Plus 5S 5,iPod Touch,Samsung Galaxy,Note,Nexus,Nokia,LG,HTC (Black) Secure: On the bottom there are two support arms to prevent it from moving up and down. The support arms make a huge difference. On the end that goes into the vent there's a "U" shaped area that actually clips around the vent to keep it in there. -Opening/closing: There's a nifty button on the back that you push and side arms slide out, then you can push them shut. This is nicer than having to push your phone in one side at a time. -Foam: The padding in this is really nice. There's a red foam that keeps the phone from getting scratched and holds it in better. -Adjusting: You can adjust the phone for the best viewing angle with a screw mechanism on the back. Compatible withiPhone 6 6+ 6S 6S Plus 5S 5,iPod Touch, Samsung Galaxy S5 S4/3 Note 2/3, Nexus,Nokia, LG G3, HTC,